Hyundai Tucson— Transmission Guide
Complete transmission type, fluid specification, and service interval data for every Hyundai Tucson generation.
2016–2021
3rd gen TucsonTransmission
6-Speed Automatic
Code: 6AT
Fluid Specification
ATF (check OEM spec — many require brand-specific)
Service Interval
Every 30,000 miles
Engine
Nu 2.0L MPI / Theta II 2.4L GDI — 2.4L — Direct Injection
Drivetrain Options
FWD, AWD
2022–present
4th gen Tucson — 2.5L NATransmission
8-Speed Automatic
Code: 8AT
Fluid Specification
ATF (check OEM spec)
Service Interval
Every 30,000 miles
Engine
Smartstream G2.5 GDI+MPI (G4KN) — 2.5L — Direct Injection
Drivetrain Options
FWD, AWD
Frequently Asked Questions
What transmission does a Hyundai Tucson have?
The Hyundai Tucson uses a 8-Speed Automatic (8AT). Depending on the model year and trim level, the exact transmission may vary — see the year-by-year breakdown above for full details.
What fluid does a Hyundai Tucson transmission take?
The recommended transmission fluid is ATF (check OEM spec). Always verify with your owner's manual or dealership, as the correct fluid can vary by production year and transmission variant.
How often should I service the Hyundai Tucson transmission?
The recommended service interval is every 30,000 miles. Severe driving conditions (towing, frequent stop-and-go, extreme temperatures) may require more frequent service. Regular transmission maintenance is one of the best ways to prevent costly repairs.
Use our transmission lookup tool to search by year, make, and model for any vehicle.
Tired of looking this up for every RO?
DASH automates transmission identification, fluid specs, and service menus inside DealerTrack — so your advisors never have to search again.
Learn about DASH →